sit_net_ops 1900 net/ipv6/sit.c static struct pernet_operations sit_net_ops = { sit_net_ops 1916 net/ipv6/sit.c unregister_pernet_device(&sit_net_ops); sit_net_ops 1926 net/ipv6/sit.c err = register_pernet_device(&sit_net_ops); sit_net_ops 1962 net/ipv6/sit.c unregister_pernet_device(&sit_net_ops);